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Traditional Business Process Management (BPM) focuses on discrete events and fails to incorporate critical continuous sensor data in cyber-physical environments. Hybrid declarative specifications, utilizing Signal Temporal Logic (STL),…

Software Engineering · Computer Science 2025-12-08 Stefan Schönig , Leo Poss , Fabrizio Maria Maggi

Modeling semantic information is helpful for scene text recognition. In this work, we propose to model semantic and visual information jointly with a Visual-Semantic Transformer (VST). The VST first explicitly extracts primary semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Xin Tang , Yongquan Lai , Ying Liu , Yuanyuan Fu , Rui Fang

In modern advanced emergency management systems many solutions for decision support have been provided as attempts to support humans to take important decisions for the critical situations recovery. The critical situation detection is a…

Computers and Society · Computer Science 2014-05-01 Massimiliano L. Itria , Alessandro Daidone , Andrea Ceccarelli

The availability of extended reality (XR) devices has widened their adoption, yet authoring interactive experiences remains complex for non-programmers. We introduce Tell-XR, an intelligent agent leveraging large language models (LLMs) to…

Human-Computer Interaction · Computer Science 2025-04-15 Alessandro Carcangiu , Marco Manca , Jacopo Mereu , Carmen Santoro , Ludovica Simeoli , Lucio Davide Spano

Speech emotion recognition is the task of recognizing the speaker's emotional state given a recording of their utterance. While most of the current approaches focus on inferring emotion from isolated utterances, we argue that this is not…

Computation and Language · Computer Science 2021-09-14 Raghavendra Pappagari , Piotr Żelasko , Jesús Villalba , Laureano Moro-Velazquez , Najim Dehak

Current object detectors excel at entity localization and classification, yet exhibit inherent limitations in event recognition capabilities. This deficiency arises from their architecture's emphasis on discrete object identification rather…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Yuhui Zeng , Haoxiang Wu , Wenjie Nie , Xiawu Zheng , Guangyao Chen , Yunhang Shen , Jun Peng , Yonghong Tian , Rongrong Ji

State-of-the-art text spotting systems typically aim to detect isolated words or word-by-word text in images of natural scenes and ignore the semantic coherence within a region of text. However, when interpreted together, seemingly isolated…

Computer Vision and Pattern Recognition · Computer Science 2019-12-11 Yi Zheng , Qitong Wang , Margrit Betke

We present a novel approach to end-to-end automatic speech recognition (ASR) that utilizes pre-trained masked language models (LMs) to facilitate the extraction of linguistic information. The proposed models, BERT-CTC and BECTRA, are…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-02 Yosuke Higuchi , Tetsuji Ogawa , Tetsunori Kobayashi , Shinji Watanabe

This paper proposes Transducers with Pronunciation-aware Embeddings (PET). Unlike conventional Transducers where the decoder embeddings for different tokens are trained independently, the PET model's decoder embedding incorporates shared…

Computation and Language · Computer Science 2024-04-09 Hainan Xu , Zhehuai Chen , Fei Jia , Boris Ginsburg

A compositional sheaf-theoretic framework for the modeling of complex event-based systems is presented. We show that event-based systems are machines, with inputs and outputs, and that they can be composed with machines of different types,…

Robotics · Computer Science 2021-01-27 Gioele Zardini , David I. Spivak , Andrea Censi , Emilio Frazzoli

The use of intelligent automation is growing significantly in the automotive industry, as it assists drivers and fleet management companies, thus increasing their productivity. Dash cams are now been used for this purpose which enables the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Osama Mustafa , Khizer Ali , Anam Bibi , Imran Siddiqi , Momina Moetesum

Enabled by multi-head self-attention, Transformer has exhibited remarkable results in speech emotion recognition (SER). Compared to the original full attention mechanism, window-based attention is more effective in learning fine-grained…

Sound · Computer Science 2023-02-28 Weidong Chen , Xiaofen Xing , Xiangmin Xu , Jianxin Pang , Lan Du

Event Causality Identification (ECI) aims to identify causal relations between events in unstructured texts. This is a very challenging task, because causal relations are usually expressed by implicit associations between events. Existing…

Computation and Language · Computer Science 2023-05-23 Zhilei Hu , Zixuan Li , Xiaolong Jin , Long Bai , Saiping Guan , Jiafeng Guo , Xueqi Cheng

Event camera-based pattern recognition is a newly arising research topic in recent years. Current researchers usually transform the event streams into images, graphs, or voxels, and adopt deep neural networks for event-based classification.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Xiao Wang , Yao Rong , Zongzhen Wu , Lin Zhu , Bo Jiang , Jin Tang , Yonghong Tian

Transformer-based models have demonstrated their effectiveness in automatic speech recognition (ASR) tasks and even shown superior performance over the conventional hybrid framework. The main idea of Transformers is to capture the…

Sound · Computer Science 2022-07-05 Kun Wei , Pengcheng Guo , Ning Jiang

We present a state-of-the-art end-to-end Automatic Speech Recognition (ASR) model. We learn to listen and write characters with a joint Connectionist Temporal Classification (CTC) and attention-based encoder-decoder network. The encoder is…

Computation and Language · Computer Science 2017-06-12 Takaaki Hori , Shinji Watanabe , Yu Zhang , William Chan

Compound Expression Recognition (CER) is crucial for understanding human emotions and improving human-computer interaction. However, CER faces challenges due to the complexity of facial expressions and the difficulty of capturing subtle…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Jun Yu , Xilong Lu

Symbolic Finite Automata and Register Automata are two orthogonal extensions of finite automata motivated by real-world problems where data may have unbounded domains. These automata address a demand for a model over large or infinite…

Formal Languages and Automata Theory · Computer Science 2019-05-24 Loris D'Antoni , Tiago Ferreira , Matteo Sammartino , Alexandra Silva

Unsupervised learning of low-dimensional, semantic representations of words and entities has recently gained attention. In this paper we describe the Semantic Entity Retrieval Toolkit (SERT) that provides implementations of our previously…

Computation and Language · Computer Science 2017-07-18 Christophe Van Gysel , Maarten de Rijke , Evangelos Kanoulas

We find that event features extracted by large language models (LLMs) are effective for text-based stock return prediction. Using a pre-trained LLM to extract event features from news articles, we propose a novel deep learning model based…

General Economics · Economics 2025-12-24 Gang Li , Dandan Qiao , Mingxuan Zheng